Red Hat System Administrator III - Data Center Services for RHEL7 (RH254)

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Duration

4 Days

24 CPD hours

This course is intended for

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Overview

At the completion of this course, students already familiar with the RHCT/RHCSA administration skills will have exposure to all competencies tested by the RHCSA and RHCE exams.

Description

If you are an experienced Linux© system administrator and hold a Red Hat Certified System Administrator (RHCSA©) credential or possess equivalent skills and want to broaden your ability to administer Linux systems at an enterprise level, this is the perfect course.The course will empower you to deploy and manage network servers running caching domain name service (DNS), MariaDB, Apache HTTPD, Postfix SMTP null clients, network file sharing with network file system (NFS) and server message block (SMB), iSCSI initiators and targets, advanced networking and firewall configurations, and to use bash shell scripting to help automate, configure, and troubleshoot your system. Through lectures and hands-on labs, you will be exposed to all competencies covered by the Red Hat Certified Engineer (RHCE) exam (EX300), supplementing what you have already learned in earning your RHCSA credential.This course is based on Red Hat© Enterprise Linux 7.

Getting Started with the Classroom Environment
  • Given a virtualized environment, begin to administrate multiple systems using prerequisite skills
Enhance User Security
  • Configure system to use Kerberos to verify credentials and grant privileges via sudo
Bash Scripting and Tools
  • Automate system administration tasks utilizing Bash scripts and text-based tools
File Security with GnuPG
  • Secure files with GnuPG.
Software Management
  • Use yum plugins to manage packages and understand the design of packages to build a simple package
Network Monitoring
  • Profile running services then capture and analyze network traffic
Route Network Traffic
  • Configure system to route traffic and customize network parameters with sysctl
Secure Network Traffic
  • Secure network traffic through SSH port forwarding and iptables filtering/network address translation (NAT)
NTP Server Configuration
  • Configure an NTP server
Filesystems and Logs
  • Manage local file system integrity, monitor system over time, and system logging
Centralized and Secure Storage
  • Access centralized storage (iSCSI) and encrypt filesystems
SSL-encapsulated Web Services
  • Understand SSL certificates and deploy an SSL encapsulated web service
Web Server Additional Configuration
  • Configure web server with virtual hosts, dynamic content, and authenticated directories
Basic SMTP Configuration
  • Configure an SMTP server for basic operation (null client, receiving mail, smarthost relay)
Caching-Only DNS Server
  • Understand DNS resource records and configure a caching-only name server
File Sharing with NFS
  • Configure file sharing between hosts with NFS
File Sharing with CIFS
  • Configure file and print sharing between hosts with CIFS
File Sharing with FTP
  • Configure file sharing with anonymous FTP
Troubleshooting Boot Process
  • Understand the boot process and recover unbootable systems with rescue mode
Training Insurance Included!

When you organise training, we understand that there is a risk that some people may fall ill, become unavailable. To mitigate the risk we include training insurance for each delegate enrolled on our public schedule, they are welcome to sit on the same Public class within 6 months at no charge, if the case arises.

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